按需要的英文

replace o rings as required

• 按:    press; push down
• 需要:    need; want; requir ...
• 按需要修理:    repair as required

例句与用法

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1. These links are then fused as needed using laser or other techniques .
   可熔连线是靠激光或别的方法按需要熔断的。
2. Investigators seconded from other sections as necessary
   按需要抽调其他调查人员
3. Don t use fields that block on - demand processing
   不要使用妨碍按需要处理的字段
4. Place your lighting carefully where you need it
   按需要，小心安排电灯的位置。
5. Examinations may also be held on saturdays
   考试亦会按需要安排于星期六举行。